Combine flour, mustard, salt and pepper.,Dredge meat with this mixture, then pound with a meat mallet to work flour into meat.,Cut steak into six pieces.,In bowl, combine tomatoes, carrots, Worcestershire sauce and brown sugar.,In oven-safe large skillet, heat oil over medium-high heat.,Add meat and brown on both sides.,______,Cover and bake at 350F for 1-1/2 hours.,Garnish with fresh parsley and serve.